What is "longness"

Usage examples of "longness".

Her face, as I have said, was long and thin, but it was the longness and thinness of growing youth.

Fummiro loved Linda’s blond paleness, her milk-white and slightly heavy thighs, the longness of her legs, the soft, drooping fullness of her breasts.

It was a man's face after all and not a skull, but there was that which was wolfish about it, an almost freakish longness of jaws and ears.